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job_hooks_test.rb
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job_hooks_test.rb
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require 'test_helper'
context "Resque::Job before_perform" do
include PerformJob
class ::BeforePerformJob
def self.before_perform_record_history(history)
history << :before_perform
end
def self.perform(history)
history << :perform
end
end
test "it runs before_perform before perform" do
result = perform_job(BeforePerformJob, history=[])
assert_equal true, result, "perform returned true"
assert_equal history, [:before_perform, :perform]
end
class ::BeforePerformJobFails
def self.before_perform_fail_job(history)
history << :before_perform
raise StandardError
end
def self.perform(history)
history << :perform
end
end
test "raises an error and does not perform if before_perform fails" do
history = []
assert_raises StandardError do
perform_job(BeforePerformJobFails, history)
end
assert_equal history, [:before_perform], "Only before_perform was run"
end
class ::BeforePerformJobAborts
def self.before_perform_abort(history)
history << :before_perform
raise Resque::Job::DontPerform
end
def self.perform(history)
history << :perform
end
end
test "does not perform if before_perform raises Resque::Job::DontPerform" do
result = perform_job(BeforePerformJobAborts, history=[])
assert_equal false, result, "perform returned false"
assert_equal history, [:before_perform], "Only before_perform was run"
end
end
context "Resque::Job after_perform" do
include PerformJob
class ::AfterPerformJob
def self.perform(history)
history << :perform
end
def self.after_perform_record_history(history)
history << :after_perform
end
end
test "it runs after_perform after perform" do
result = perform_job(AfterPerformJob, history=[])
assert_equal true, result, "perform returned true"
assert_equal history, [:perform, :after_perform]
end
class ::AfterPerformJobFails
def self.perform(history)
history << :perform
end
def self.after_perform_fail_job(history)
history << :after_perform
raise StandardError
end
end
test "raises an error but has already performed if after_perform fails" do
history = []
assert_raises StandardError do
perform_job(AfterPerformJobFails, history)
end
assert_equal history, [:perform, :after_perform], "Only after_perform was run"
end
end
context "Resque::Job around_perform" do
include PerformJob
class ::AroundPerformJob
def self.perform(history)
history << :perform
end
def self.around_perform_record_history(history)
history << :start_around_perform
yield
history << :finish_around_perform
end
end
test "it runs around_perform then yields in order to perform" do
result = perform_job(AroundPerformJob, history=[])
assert_equal true, result, "perform returned true"
assert_equal history, [:start_around_perform, :perform, :finish_around_perform]
end
class ::AroundPerformJobFailsBeforePerforming
def self.perform(history)
history << :perform
end
def self.around_perform_fail(history)
history << :start_around_perform
raise StandardError
yield
history << :finish_around_perform
end
end
test "raises an error and does not perform if around_perform fails before yielding" do
history = []
assert_raises StandardError do
perform_job(AroundPerformJobFailsBeforePerforming, history)
end
assert_equal history, [:start_around_perform], "Only part of around_perform was run"
end
class ::AroundPerformJobFailsWhilePerforming
def self.perform(history)
history << :perform
raise StandardError
end
def self.around_perform_fail_in_yield(history)
history << :start_around_perform
begin
yield
ensure
history << :ensure_around_perform
end
history << :finish_around_perform
end
end
test "raises an error but may handle exceptions if perform fails" do
history = []
assert_raises StandardError do
perform_job(AroundPerformJobFailsWhilePerforming, history)
end
assert_equal history, [:start_around_perform, :perform, :ensure_around_perform], "Only part of around_perform was run"
end
class ::AroundPerformJobDoesNotHaveToYield
def self.perform(history)
history << :perform
end
def self.around_perform_dont_yield(history)
history << :start_around_perform
history << :finish_around_perform
end
end
test "around_perform is not required to yield" do
history = []
result = perform_job(AroundPerformJobDoesNotHaveToYield, history)
assert_equal false, result, "perform returns false"
assert_equal history, [:start_around_perform, :finish_around_perform], "perform was not run"
end
end
context "Resque::Job on_failure" do
include PerformJob
class ::FailureJobThatDoesNotFail
def self.perform(history)
history << :perform
end
def self.on_failure_record_failure(exception, history)
history << exception.message
end
end
test "it does not call on_failure if no failures occur" do
result = perform_job(FailureJobThatDoesNotFail, history=[])
assert_equal true, result, "perform returned true"
assert_equal history, [:perform]
end
class ::FailureJobThatFails
def self.perform(history)
history << :perform
raise StandardError, "oh no"
end
def self.on_failure_record_failure(exception, history)
history << exception.message
end
end
test "it calls on_failure with the exception and then re-raises the exception" do
history = []
assert_raises StandardError do
perform_job(FailureJobThatFails, history)
end
assert_equal history, [:perform, "oh no"]
end
class ::FailureJobThatFailsBadly
def self.perform(history)
history << :perform
raise SyntaxError, "oh no"
end
def self.on_failure_record_failure(exception, history)
history << exception.message
end
end
test "it calls on_failure even with bad exceptions" do
history = []
assert_raises SyntaxError do
perform_job(FailureJobThatFailsBadly, history)
end
assert_equal history, [:perform, "oh no"]
end
end
context "Resque::Job after_enqueue" do
include PerformJob
class ::AfterEnqueueJob
@queue = :jobs
def self.after_enqueue_record_history(history)
history << :after_enqueue
end
def self.perform(history)
end
end
test "the after enqueue hook should run" do
history = []
@worker = Resque::Worker.new(:jobs)
Resque.enqueue(AfterEnqueueJob, history)
@worker.work(0)
assert_equal history, [:after_enqueue], "after_enqueue was not run"
end
end
context "Resque::Job before_enqueue" do
include PerformJob
class ::BeforeEnqueueJob
@queue = :jobs
def self.before_enqueue_record_history(history)
history << :before_enqueue
end
def self.perform(history)
end
end
class ::BeforeEnqueueJobAbort
@queue = :jobs
def self.before_enqueue_abort(history)
false
end
def self.perform(history)
end
end
test "the before enqueue hook should run" do
history = []
@worker = Resque::Worker.new(:jobs)
Resque.enqueue(BeforeEnqueueJob, history)
@worker.work(0)
assert_equal history, [:before_enqueue], "before_enqueue was not run"
end
test "a before enqueue hook that returns false should prevent the job from getting queued" do
history = []
@worker = Resque::Worker.new(:jobs)
Resque.enqueue(BeforeEnqueueJobAbort, history)
assert_equal 0, Resque.size(:jobs)
end
end
context "Resque::Job all hooks" do
include PerformJob
class ::VeryHookyJob
def self.before_perform_record_history(history)
history << :before_perform
end
def self.around_perform_record_history(history)
history << :start_around_perform
yield
history << :finish_around_perform
end
def self.perform(history)
history << :perform
end
def self.after_perform_record_history(history)
history << :after_perform
end
def self.on_failure_record_history(exception, history)
history << exception.message
end
end
test "the complete hook order" do
result = perform_job(VeryHookyJob, history=[])
assert_equal true, result, "perform returned true"
assert_equal history, [
:before_perform,
:start_around_perform,
:perform,
:finish_around_perform,
:after_perform
]
end
class ::VeryHookyJobThatFails
def self.before_perform_record_history(history)
history << :before_perform
end
def self.around_perform_record_history(history)
history << :start_around_perform
yield
history << :finish_around_perform
end
def self.perform(history)
history << :perform
end
def self.after_perform_record_history(history)
history << :after_perform
raise StandardError, "oh no"
end
def self.on_failure_record_history(exception, history)
history << exception.message
end
end
test "the complete hook order with a failure at the last minute" do
history = []
assert_raises StandardError do
perform_job(VeryHookyJobThatFails, history)
end
assert_equal history, [
:before_perform,
:start_around_perform,
:perform,
:finish_around_perform,
:after_perform,
"oh no"
]
end
end